200938880

素因数分解:

$2^7\times 5^1\times {\mathrm{61}}^1\times {\mathrm{5147}}^1$

素因数の和:5227

約数の個数: 64

約数和(自身を含む): 488339280

約数和(自身を除く): 287400400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 305, 320, 488, 610, 640, 976, 1220, 1952, 2440, 3904, 4880, 5147, 7808, 9760, 10294, 19520, 20588, 25735, 39040, 41176, 51470, 82352, 102940, 164704, 205880, 313967, 329408, 411760, 627934, 658816, 823520, 1255868, 1569835, 1647040, 2511736, 3139670, 3294080, 5023472, 6279340, 10046944, 12558680, 20093888, 25117360, 40187776, 50234720, 100469440, 200938880]

約数ペア:

[(1, 200938880), (2, 100469440), (4, 50234720), (5, 40187776), (8, 25117360), (10, 20093888), (16, 12558680), (20, 10046944), (32, 6279340), (40, 5023472), (61, 3294080), (64, 3139670), (80, 2511736), (122, 1647040), (128, 1569835), (160, 1255868), (244, 823520), (305, 658816), (320, 627934), (488, 411760), (610, 329408), (640, 313967), (976, 205880), (1220, 164704), (1952, 102940), (2440, 82352), (3904, 51470), (4880, 41176), (5147, 39040), (7808, 25735), (9760, 20588), (10294, 19520)]